Frontend React Developer for SPA Development Overhaul

Harbor Softworks

Project-based · Remote · Flexible hours

About the role

Harbor Softworks is preparing a new app store launch and needs a Frontend React Developer to bridge the mobile UI with backend services. You will create a polished, responsive interface that syncs seamlessly with API endpoints while supporting future mobile extensions.

Key responsibilities

• Design and implement reusable React components for the web dashboard.
• Integrate RESTful APIs, ensuring data consistency across mobile and backend layers.
• Optimize performance for fast load times on both desktop and mobile browsers.
• Collaborate with backend engineers to define data contracts and error handling.
• Write unit and integration tests to maintain code quality.

Must-have skills

• Strong experience with React and modern JavaScript.
• Proficiency in TypeScript, HTML5, and CSS3.
• Understanding of responsive design and cross‑browser compatibility.
• Familiarity with API integration and state management libraries.

Nice to have

• Experience with mobile‑first design patterns.
• Knowledge of CI/CD pipelines for frontend deployments.
• Exposure to testing frameworks like Jest or React Testing Library.